Lower portion of a vacuum cleaner



FIG. 1 is a front, top and left side perspective view of a lower portionof a vacuum cleaner showing the new design;

FIG. 2 is a front, top and right side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a top plan view thereof.

The broken line portions of the figures are included to show possibleenvironmental structure only and form no part of the claimed design.

CLAIM The ornamental design for a lower portion of a vacuum cleaner, asshown and described.